Adjustable chimney cleaner



May 24 1927.

' 9 1,629,990 F. BUCHHOLTZ ADJUSTABLE CHIMNEY CLEANER Filed June 50. 1926 F 511 chhq'L'Ez 7 1' 47, attorney Patented May 24, 1927. I V i i 1,629,990

' UNITED STATES PATENT if V rnnmmmn BUCHIHOLTZ, or JIM FALLS, Wisconsin. I

V ADJUSTABLE CHIMNEY CLEANER.

Application filed June amines; Serial no. 119,709. p

The invention relates to means for cleanend portions curve outwardly and inwardly, ing chimneys, fines and the like, through as indicated at 9, to ride upon a wall of the which smoke and products of combustion chimney. The spring 8, with its curved pass and which foul by free carbon deposit ends 9, constitutes a guide to travel upon a 60 5 ing upon the walls thereof. wall of a chimney. By giving the device a The invention provides a device which is one quarter turn the fourth wall of the adjustable to different sized fines or to fines chimney may be cleaned. If the spring 8 of the same size to regulate the pressure exand the diametrically opposite spring 5 be erted by the soot removing elements. omitted two walls of the chimney only may 65 10 While the drawings illustrate a preferred be cleaned at one operation, the other two embodiment of the invention it is to be unwalls being cleaned by a subsequent operaderstood that in adapting the means to meet tion after the device has been given a one specific needs and requirements, the design quarter turn as will be readily appreciated. may be varied and such other changes in the Spreaders 10 are threaded upon the rod 1 70 minor details of construction may be reand are interposed between end portions of sorted. to within the scope of the invention the springs 5 and adjustment of the spreadas claimed, without departing from the ers along the rod 1 regulates the distance spirit thereof. between the outer ends of the springs 5 and For a full understanding of the invention the brushes, or cleaning elements 6, carried 75 and the merits thereof, reference is to be had thereby. Auxiliary spreaders 11 are adaptto the following description and the drawed to be connected to the spreaders 10 to ings hereto attached, in which, move therewith and engage end portions of Figure 1 is an elevational view partly in the spring guide 8 and the diametrically op-- section, of a chimney cleaner embodying the posite spring 5 to regulate the distance apart 25 invention, 1 of the curved ends 9 and the cleaning ele- Figure 2 is a top plan view of-the cleaner, ments 6 which engageopposite walls of the partly in section, chimney or flue.

Figure 3 1s a fragmentary elevatlonal The weight of the devlce is ordinarily view, and sufficient to lower the same 1n a chlmney 0 Figure 4 is a detail perspective view of a or fine, but should it be necessary the device wedge. may be weighted to cause it to descend when Corresponding and like parts are referred lowered in a chimney, a cord, not shown, beto in the following description and desiging attached to the eye 2 of the rod 1. A nated in the several views of the drawings movement of the device upward and down- 00 35 by like reference-characters. ward in the chimney effects a cleaning there- The device comprises a rod 1] having an of by removing soot and, other accumulation eye 2 at one end and threaded throughout from the walls. The spring arms admit of its length. A spider ismounted centrally the cleaners 6 adapting themselves. to inupon the rod 1 and comprises a center piece equalities in the walls of the chimney or flue. O5 3 and cross heads 4 at the ends and sides of Having thus described the invention, I the center piece. Flat springs 5 are secured claim: intermediate their ends to the cross heads of 1. In combination a threaded rod, a spider the spider and are provided at their ends mounted upon the'rod intermediate its ends, with cleaning elements 6 which preferably flat springs attached to opposite sides of the consist of brushes. A wedge 7 is interposed spider, cleaning elements at the outer endsbetween the head of each of the brushes .6 of the springs, intermediate flat springs atand the spring 5 to give the proper set to tached to opposite sides of thespider, the Y the brush according to the adjustment of the one having its ends recurved and the other 1 I device, The brushes 6 are readily .detachprovided with cleaning elements, a spreader able from the flat springs 5 and the wedges threaded upon the rod and engaging the 7 are adapted to be replaced by other wedges first mentioned springs and an auxiliary 7*, as indicated in Figure 4. The device is spreaderloose upon the rod and adjustable provided at opposite sides and at an interwith the spreader threaded to the, rod and mediate or 3rd side, with a spring 5 and adapted to adjust the said intermediate 5 brushes 6 at opposite ends of the springs. springs. A spring 8 is located at the 4th side and its 2. A chimney cleaner'comprising athreaded rod, a spider 0n the rod, two flat springs secured intermediate their ends to opposite sides of the spider and having cleaning elements at their outer ends, intermediate flat springs attached midway of their ends to opposite sides of the spider, one of said intermediate springs having opposite end portions recurved to ride upon a-wall of the chimney and the other intermediate spring having cleaning elements at its ends, spread- 1 ed -to the rod and in contact with the inter- 15 mediate springs only.

In testimony whereof I afi'ix my signature.

FERDINAND BUCHHOLTZ. [1 9. 

